@online{ timsrc, author = "Leppin, Volker", title = "Vorlesung 1517, 13. Stunde", publisher = "Universität Tübingen", year = "2017", month = "Jun", day = "26", url = "https://timms.uni-tuebingen.de:443/tp/UT_20170626_001_1517_0001", urldate = "2024-11-23" }